RouterOS up to 6.44.5/6.45.6 Upgrade Package code download

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in RouterOS up to 6.44.5/6.45.6. This affects an unknown part of the component Upgrade Package. The manipulation results in code download. This vulnerability is reported as CVE-2019-3977. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in RouterOS up to 6.44.5/6.45.6 (Router Operating System). Affected is an unknown functionality of the component Upgrade Package. The manipulation with an unknown input leads to a code download vulnerability. CWE is classifying the issue as CWE-494. The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

RouterOS 6.45.6 Stable, RouterOS 6.44.5 Long-term, and below insufficiently validate where upgrade packages are download from when using the autoupgrade feature. Therefore, a remote attacker can trick the router into "upgrading" to an older version of RouterOS and possibly reseting all the system's usernames and passwords.

The weakness was disclosed 10/29/2019. This vulnerability is traded as CVE-2019-3977 since 01/03/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1495.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-144434, VDB-144433 and VDB-144431 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code download
CWE: CWE-494
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/03/2019 🔍
10/29/2019 +299 days 🔍
10/30/2019 +1 days 🔍
01/29/2024 +1552 days 🔍

Sourcesinfo

Advisory: tenable.com
Status: Not defined

CVE: CVE-2019-3977 (🔍)
GCVE (CVE): GCVE-0-2019-3977
GCVE (VulDB): GCVE-100-144432
See also: 🔍

Entryinfo

Created: 10/30/2019 07:36
Updated: 01/29/2024 18:04
Changes: 10/30/2019 07:36 (35), 10/30/2019 07:41 (18), 01/29/2024 18:04 (3)
Complete: 🔍
Cache ID: 216::103

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